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  1. Microwave (MW) and ultrasound-ultraviolet (US/UV) energy-assisted green synthesis of Spiro heterocycles for high-yield efficiency and agrochemical applications

    Article • Results in Chemistry, November 2025, Elsevier

    Professor Sameh Ahmed Rizk

  2. Novel Pyrazoline and Pyrazoline–Thiazole Derivatives Linked to Tetrahydronaphthalene Ring: Synthesis, Anticancer Evaluation, VEGFR ‐2 Inhibition Activity, and Molecular Docking Study

    Article • Journal of Heterocyclic Chemistry, October 2025, Wiley

    Professor Sameh Ahmed Rizk

  3. Enhanced biomedical performance of magnetic Fe3O4@chitosan nanocomposites: A comparative study of synthesis methods for hyperthermia and chemotherapy applications

    Article • JCIS Open, October 2025, Elsevier

    Professor Sameh Ahmed Rizk

  4. Synthesis, characterization, antimicrobial activity and DFT studies of novel phthalazine-5,10-dione derivatives

    Article • Egyptian Journal of Chemistry, August 2025, Egypts Presidential Specialized Council for Education and Scientific Research

    Professor Sameh Ahmed Rizk

  5. Effective 2,4,5-T Removal from Wastewater Using M53F Adsorbent: Synthesis, Characterization, Kinetics, and Isotherm Investigations

    Article • Water Conservation Science and Engineering, June 2025, Springer Science + Business Media

    Professor Sameh Ahmed Rizk

  6. Synthesis of new zwitterionic surfactants and investigation of their surface active and thermodynamic properties

    Article • Scientific Reports, May 2025, Springer Science + Business Media

    Professor Sameh Ahmed Rizk

  7. Synthesis, X-ray, Hirshfeld surface analysis, computational investigations, electrochemical analysis, ADME investigations, and insecticidal activities utilized docking simulation of kite-like 2,4,6-triarylpyridine

    Article • Journal of Molecular Structure, February 2025, Elsevier

    Prof Dr Asmaa M Fahim, Asmaa M Fahim, Professor Sameh Ahmed Rizk

  8. Synthesis, design, biological activity, DFT study and molecular docking of new 1,2,4-triazine and 1,2,4-triazol derivatives bearing the phthalazine moiety

    Article • Journal of Molecular Structure, February 2025, Elsevier

    Professor Sameh Ahmed Rizk

  9. Synthesis of polymer nanocomposites as optical materials for flexible electronic devices

    Article • Surface Innovations, February 2025, Emerald

    Professor Sameh Ahmed Rizk

  10. 99mTc-radiolabeling study of 2-amino-3-(4-hydroxyphenyl)-1-hydroxypropyl-1,1-bisphosphonic acid as a potential bone imaging agent

    Article • Journal of Radioanalytical and Nuclear Chemistry, January 2025, Springer Science + Business Media

    Professor Sameh Ahmed Rizk

  11. Green one-pot synthesis of a novel furan-2(3H)-one derivative: in vitro antiproliferative activity and DFT study

    Article • New Journal of Chemistry, January 2025, Royal Society of Chemistry

    Professor Sameh Ahmed Rizk

  12. Microwave vs Ultrasound-Ultraviolet (Us/Uv) Promoted for Highly Efficient Yield Economy in Newly Spiro Heterocyclic Products Synthesis as Agrochemical Agents: Green, Spectro in Silico Study

    Article • January 2025, Elsevier

    Professor Sameh Ahmed Rizk

  13. Microwave/ultrasonic powered in-liquid plasma-assisted synthesis of 3D-hierarchical nanoporous network wheat-straw lignin/thiadiazole amide-modified cellulose sponge composite for oil-in-water emulsion separation and microbiological disinfection

    Article • International Journal of Biological Macromolecules, January 2025, Elsevier

    Professor Sameh Ahmed Rizk

  14. Investigation of Newly Prepared Chitosan Derivatives as a Corrosion Inhibitor of Low-Carbon Steel During Sulfuric Acid Pickling

    Article • Journal of Bio- and Tribo-Corrosion, December 2024, Springer Science + Business Media

    Professor Sameh Ahmed Rizk

  15. Competent CuS QDs@Fe MIL101 heterojunction for Sunlight-driven degradation of pharmaceutical contaminants from wastewater

    Article • Environmental Nanotechnology Monitoring & Management, December 2024, Elsevier

    Professor Sameh Ahmed Rizk

  16. Retraction Note: Microwave-ultrasonic assisted extraction of lignin to synthesize new nano micellar organometallic surfactants for refining oily wastewater

    Article • Bioresources and Bioprocessing, October 2024, Springer Science + Business Media

    Professor Sameh Ahmed Rizk

  17. One Pot Synthesis of Thiopyrimidine Derivatives from Lignin Reproductions by Microwave-Assisted Ultrasonic Microscopy with DFT Description for Clarifying the Mass Spectrum

    Article • Polycyclic Aromatic Compounds, September 2024, Taylor & Francis

    Professor Sameh Ahmed Rizk

  18. Novel Furan-2(3H)-one derivatives as promising anticancer agents against liver and breast cancers cell lines: Green Synthesis, Spectroscopic analysis, in Vitro Antiproliferative Activity, and DFT study

    Article • September 2024, Springer Science + Business Media

    Professor Sameh Ahmed Rizk

  19. Histopathological Alterations in the Larvae of Culex pipiens L. (Diptera: Culicidae) Induced by Nanoemulsion of Pimpinella anisum L. Essential Oil

    Article • Egyptian Journal of Aquatic Biology and Fisheries, September 2024, Egypts Presidential Specialized Council for Education and Scientific Research

    Professor Sameh Ahmed Rizk

  20. Scanning Electron Microscopy of Cuticular Deformations in Culex pipiens Linnaeus, 1758 (Diptera: Culicidae) Larvae Associated with Larvicidal Effect of Nanoemulsion of Pimpinella anisum L. Essential Oil

    Article • Egyptian Journal of Aquatic Biology and Fisheries, September 2024, Egypts Presidential Specialized Council for Education and Scientific Research

    Professor Sameh Ahmed Rizk

  21. Superb bio-effectiveness of Cobalt (II) phthalocyanine and Ag NPs adorned Sm-doped ZnO nanorods/cuttlefish bone to annihilate Trichinella spiralis muscle larvae and adult worms: In-vitro evaluation

    Article • Parasitology International, August 2024, Elsevier

    Professor Sameh Ahmed Rizk

  22. The enhanced visible-light-driven photocatalytic performance of nanocrystalline TiO2 decorated by quinazolinone-photosensitizer toward photocatalytic treatment of simulated wastewater

    Article • Journal of Photochemistry and Photobiology A Chemistry, July 2024, Elsevier

    Dr. Sayed K. Ramadan, Professor Sameh Ahmed Rizk

  23. Influence of TiO2 Nanoparticles on Enhancing the Properties Activity of Organic Polymeric Materials for Industrial Applications

    Article • ECS Journal of Solid State Science and Technology, June 2024, The Electrochemical Society

    Professor Sameh Ahmed Rizk

  24. Synthesis and Biological Applications of Coumarinyl-Chalcones

    Article • Current Organic Chemistry, June 2024, Bentham Science Publishers

    Dr Eman A. E. El-Helw, Professor sameh rizk, Dr. Sayed K. Ramadan, Professor Sameh Ahmed Rizk

  25. RETRACTED ARTICLE: Microwave-ultrasonic assisted extraction of lignin to synthesize new nano micellar organometallic surfactants for refining oily wastewater

    Article • Bioresources and Bioprocessing, May 2024, Springer Science + Business Media

    Professor Sameh Ahmed Rizk

  26. Synthesis, anticancer properties, and molecular modeling of novel thiazolyl-pyrazolone derivatives conjugated with tetrahydronaphthalene as anticancer agents with potential VEGFR-2 inhibition activity

    Article • Egyptian Journal of Chemistry, March 2024, Egypts Presidential Specialized Council for Education and Scientific Research

    Professor Sameh Ahmed Rizk

  27. Toxicological Evaluation of Pomegranate Fruit Extract in Male and Female Rats

    Article • Egyptian Journal of Veterinary Sciences, March 2024, Egypts Presidential Specialized Council for Education and Scientific Research

    Professor Sameh Ahmed Rizk

  28. Novel pyrazole and imidazolone compounds: synthesis, X-ray crystal structure with theoretical investigation of new pyrazole and imidazolone compounds anticipated insecticide’s activities against targeting Plodia interpunctella and nilaparvata...

    Article • RSC Advances, January 2024, Royal Society of Chemistry

    Prof Dr Asmaa M Fahim, Asmaa M Fahim, Professor Sameh Ahmed Rizk

  29. Synthesis, structural characterization and optical studies of Fe2O3 nanoparticles based polymeric materials for flexible electronic devices

    Article • Digest Journal of Nanomaterials and Biostructures, January 2024, Virtual Company of Physics

    Professor Sameh Ahmed Rizk

  30. Green synthesis of aryl‐(4‐oxo‐1,2‐dihydroquinazolin‐4‐yl‐methylene) pyrazole‐TiO2 nanoparticles as dyes removable for waste water treatment

    Article • Applied Organometallic Chemistry, November 2023, Wiley

    Professor Sameh Ahmed Rizk

  31. A Sustainable synthesis, eco-safe approach efficiency and DFT study of novel 5,6,7,8-Tetrahyroquinazolin-2(1H)-one derivatives as antioxidant reagents

    Article • Indonesian Journal of Chemistry, August 2023, Universitas Gadjah Mada

    Professor Sameh Ahmed Rizk

  32. Photosensitization of TiO2 microspheres by novel Quinazoline-derivative as visible-light-harvesting antenna for enhanced Rhodamine B photodegradation

    Article • Scientific Reports, August 2023, Springer Science + Business Media

    Dr. Sayed K. Ramadan, Professor Sameh Ahmed Rizk

  33. Enantioselective MW-US-assisted Synthesis, DFT Simulation and Molecular Docking of Spiro Pyrrolidine-2,3'-Thieno [2,3-d]Pyridazin-Hydrazide as Green Agricultural Product

    Article • Polycyclic Aromatic Compounds, July 2023, Taylor & Francis

    Professor Sameh Ahmed Rizk

  34. Synthesis, Insecticidal Activity and DFT Study of 1,2,4-Triazolidinthione, 1,3,5-Oxadiazine and Thiourea Derivatives

    Article • Organic Preparations and Procedures International, June 2023, Taylor & Francis

    Professor Sameh Ahmed Rizk

  35. In vitro photodynamic inactivation of B. subtilis and E. coli O157 by a new chalcone conjugate photosensitizer tethered with the NMe 2 group as fluorescence donor auxochrome

    Article • May 2023, Research Square

    Professor Sameh Ahmed Rizk

  36. UPLC-QTOF/MS-assisted chemical profiling of Daucus carota leaf extract and evaluation of its antioxidant, antimicrobial and antibiofilm activities: Evidence from in vitro and in silico studies

    Article • Egyptian Journal of Chemistry, May 2023, Egypts Presidential Specialized Council for Education and Scientific Research

    Professor Sameh Ahmed Rizk

  37. Microwave-assisted synthesis, antioxidant activity, docking simulation, and DFT analysis of different heterocyclic compounds

    Article • Scientific Reports, March 2023, Springer Science + Business Media

    Prof Dr Asmaa M Fahim, Professor Sameh Ahmed Rizk

  38. Microwave‐ultrasonic assisted synthesis, and characterization of novel 3′‐(amino, hydrazino and hydrazide)‐6′‐bromo‐spiro(isobenzofuran‐1,2′‐quinazoline)‐3,4′‐dione derivatives as antimicrobial agents

    Article • Journal of Heterocyclic Chemistry, March 2023, Wiley

    Professor Sameh Ahmed Rizk

  39. Assessment of larvicidal efficiency of nanoemulsion from Pimpinella anisum L. essential oil on Culex pipiens L. (Diptera: Culicidae

    Article • Egyptian Journal of Aquatic Biology and Fisheries, March 2023, Egypts Presidential Specialized Council for Education and Scientific Research

    Professor Sameh Ahmed Rizk

  40. Microwave-assisted hydrothermal preparation of magnetic hydrochar for the removal of organophosphorus insecticides from aqueous solutions

    Article • Separation and Purification Technology, February 2023, Elsevier

    Professor Sameh Ahmed Rizk

  41. Synthesis, reactions and application of chalcones: a systematic review

    Article • Organic & Biomolecular Chemistry, January 2023, Royal Society of Chemistry

    Professor Sameh Ahmed Rizk, Asmaa M Fahim

  42. Antioxidant activity of novel nitrogen scaffold with docking investigation and correlation of DFT stimulation

    Article • RSC Advances, January 2023, Royal Society of Chemistry

    Asmaa M Fahim, Professor Sameh Ahmed Rizk

  43. Synthesis, Density Functional Theory, Insecticidal Activity, and Molecular Docking of Some N-Heterocycles Derived from 2-((1,3-Diphenyl-1H-Pyrazol-4-yl)Methylene)Malonyl Diisothiocyanate

    Article • Polycyclic Aromatic Compounds, November 2022, Taylor & Francis

    Dr Eman A. E. El-Helw, Professor Sameh Ahmed Rizk

  44. Novel Azo Dye Based On 1,3,4-Thiadiazole: Synthesis, Characterization Linked To Application As Dye-Sensitized Solar Cells And Antioxidant

    Article • Egyptian Journal of Chemistry, November 2022, Egypts Presidential Specialized Council for Education and Scientific Research

    Professor Sameh Ahmed Rizk

  45. Designing of Zn (II)‐based novel coordination polymer (CP): Synthesis, characterization, and heavy metal removal from water

    Article • Applied Organometallic Chemistry, November 2022, Wiley

    Professor Sameh Ahmed Rizk

  46. A new approach to chromeno[4,3-b]pyridine: Synthesis, X-ray, spectral investigations, hirshfeld surface analysis, and computational studies

    Article • Journal of Physics and Chemistry of Solids, November 2022, Elsevier

    Asmaa M Fahim, Professor Sameh Ahmed Rizk

  47. Facile Synthesis, Biological Evaluation, DFT Studies and in Silico Prediction ADME/Pharmacokinetics Properties of N-(1-(2-Chlorobenzo[h]Quinolin-3-yl)-1-Substituted-vin-2-yl)Benzamide Derivatives

    Article • Polycyclic Aromatic Compounds, September 2022, Taylor & Francis

    Dr Eman A. E. El-Helw, Professor Sameh Ahmed Rizk

  48. Practiced Synthesis and Biological Evaluation of Some New Pyrimidin-2-Thione Derivatives as Potential Anticancer Agents

    Article • Egyptian Journal of Chemistry, July 2022, Egypts Presidential Specialized Council for Education and Scientific Research

    Professor Sameh Ahmed Rizk

  49. Nucleosides Bearing Quinazoline Moiety and Evaluation Their Antimicrobial effects

    Article • Journal of university of Anbar for pure science, July 2022, Al-Anbar Journal of Agricultural Sciences

    Professor Sameh Ahmed Rizk

  50. Rodenticidal Activity of Some Quinoline-Based Heterocycles Derived from Hydrazide–Hydrazone Derivative

    Article • Polycyclic Aromatic Compounds, June 2022, Taylor & Francis

    Dr. Sayed K. Ramadan, Professor Sameh Ahmed Rizk

  51. Microwave and ultrasonic-assisted diastereoselective synthesis of highly functionalized Spiro pyrrolidine-2,3'-thieno[2,3-d]pyridazine with microbicidal and larvicidal properties supported by DFT simulation and molecular docking

    Article • May 2022, Springer Science + Business Media

    Professor Sameh Ahmed Rizk

  52. Expeditious microwavable one-pot synthesis and biological exploration of spiro[indoline-3,4′-pyrazolo[3,4-b] pyridine derivatives

    Article • Journal of the Iranian Chemical Society, May 2022, Springer Science + Business Media

    Professor ali khalil, Professor Sameh Ahmed Rizk

  53. Ultrasonic Promoted Regioselective Reactions of the Novel Spiro 3,1-Benzoxazon-Isobenzofuranone Dye Toward Some Organic Base Reagents

    Article • Polycyclic Aromatic Compounds, April 2022, Taylor & Francis

    Dr Eman A. E. El-Helw, Dr. Sayed K. Ramadan, Professor Sameh Ahmed Rizk

  54. Ultrasonic-Assisted Synthesis and Quantum Chemical Analysis of Spiro[Indoline-3,3′-Pyrazol]-2-One Derivatives as Effective Bactericidal and Viricidal Agents

    Article • Polycyclic Aromatic Compounds, April 2022, Taylor & Francis

    Professor Sameh Ahmed Rizk

  55. Synthesis, DFT and Antitumor Activity Screening of Some New Heterocycles Derived from 2,2'-(2-(1,3-Diphenyl-1H-Pyrazol-4-yl)Ethene-1,1-Diyl)Bis(4H-Benzo[d][1,3]Oxazin-4-One)

    Article • Polycyclic Aromatic Compounds, December 2021, Taylor & Francis

    Dr Eman A. E. El-Helw, Professor Sameh Ahmed Rizk

  56. Design, synthesis, molecular docking study and toxicological evaluation potential of new spiro and fused heterocycles against agricultural insect pests

    Article • Egyptian Journal of Chemistry, December 2021, Egypts Presidential Specialized Council for Education and Scientific Research

    Professor Sameh Ahmed Rizk

  57. Novel colorimetric chemosensors containing pyridine moiety for detection of some cations in water and crops samples: Design, synthesis, and evaluation

    Article • Journal of Saudi Chemical Society, December 2021, Springer Science + Business Media

    Professor Sameh Ahmed Rizk

  58. Synthesis and biological activity on IBD virus of diverse heterocyclic systems derived from 2-cyano-N'-((2-oxo-1,2-dihydroquinolin-3-yl)methylene)acetohydrazide

    Article • Synthetic Communications, August 2021, Taylor & Francis

    Dr. Sayed K. Ramadan, Professor Sameh Ahmed Rizk

  59. Regioselective Synthesis, Spectroscopic Characterization, and Computational Chemical Study of Spiro[Indoline-3,4’-Pyrazolo[3,4-b] Pyridine Derivatives as Agrochemical Agents

    Article • Polycyclic Aromatic Compounds, July 2021, Taylor & Francis

    Professor ali khalil, Professor Sameh Ahmed Rizk

  60. Synthesis, density functional theory, and cytotoxic activity of some heterocyclic systems derived from 3-(3-(1,3-diphenyl-1H-pyrazol-4-yl)acryloyl)-2H-chromen-2-one

    Article • Journal of the Iranian Chemical Society, June 2021, Springer Science + Business Media

    Dr. Sayed K. Ramadan, Professor Sameh Ahmed Rizk

  61. An efficient ultrasonic synthetic approach, DFT study, and molecular docking of 6a‐hydroxy‐9‐nitro‐6,6a‐dihydro‐isoindolo[2,1‐ a ] quinazoline‐5,11‐dione derivatives as algaecides for refining wastewater

    Article • Journal of Heterocyclic Chemistry, May 2021, Wiley

    Professor Sameh Ahmed Rizk

  62. Synthesis, characterization, computational chemical studies and antiproliferative activity of some heterocyclic systems derived from 3-(3-(1,3-diphenyl-1H-pyrazol-4-yl)acryloyl)-2H-chromen-2-one

    Article • Synthetic Communications, March 2021, Taylor & Francis

    Dr. Sayed K. Ramadan, Professor Sameh Ahmed Rizk

  63. A green microwave method for synthesizing a more stable phthalazin-1-ol isomer as a good anticancer reagent using chemical plasma organic reactions

    Article • Heliyon, March 2021, Elsevier

    Professor Sameh Ahmed Rizk

  64. Microwave-assisted regioselective reaction of furanone derivative supported by DFT stimulation and molecular docking to afford controlling insecticidal agents

    Article • Journal of the Iranian Chemical Society, February 2021, Springer Science + Business Media

    Professor Sameh Ahmed Rizk

  65. One Pot Synthesis, Quantum Chemical Stimulation and Anticancer Evaluation of Some New 8-Azacoumarin Derivatives

    Article • February 2021, Springer Science + Business Media

    Professor Sameh Ahmed Rizk

  66. Improving heavy oil recovery, part (I): synthesis and surface activity evaluation of some novel organometallic surfactants based on salen–M complexes

    Article • RSC Advances, January 2021, Royal Society of Chemistry

    Professor Sameh Ahmed Rizk

  67. Straightforward synthesis, antiproliferative screening, and density functional theory study of some pyrazolylpyrimidine derivatives

    Article • Journal of Heterocyclic Chemistry, December 2020, Wiley

    Dr. Sayed K. Ramadan, Professor Sameh Ahmed Rizk

  68. Synthesis, DFT study, molecular docking and insecticidal evaluation of some pyrazole-based tetrahydropyrimidine derivatives

    Article • Synthetic Communications, March 2020, Taylor & Francis

    Dr. Sayed K. Ramadan, Professor Sameh Ahmed Rizk

  69. Cytotoxic activity and density functional theory studies of some 1,3-diphenylpyrazolyltetrahydropyrimidine derivatives

    Article • Journal of the Iranian Chemical Society, February 2020, Springer Science + Business Media

    Dr. Sayed K. Ramadan, Professor Sameh Ahmed Rizk

  70. Which energetically favorable sustainable synthesis of 4-amino-8-azacoumarin ester or 4-hydroxy-3-cyano derivative based on new exact kinetic Arrhenius and DFT stimulation

    Article • Journal of the Iranian Chemical Society, December 2019, Springer Science + Business Media

    Professor Sameh Ahmed Rizk

  71. A facile synthesis and antioxidant evaluation of conjugated 8‐azacoumarins based on DFT parameters

    Article • Journal of Heterocyclic Chemistry, December 2019, Wiley

    Professor Sameh Ahmed Rizk

  72. Synthesis, DFT and antimicrobial studies of 5,6,7,8-Tetrachloro Phthalazin-1(2H)-one derivatives

    Article • Egyptian Journal of Chemistry, October 2019, Egypts Presidential Specialized Council for Education and Scientific Research

    Professor Sameh Ahmed Rizk

  73. Morphology control synthesis of iron-rich Sinai clay by novel O, N, S-heterocyclic moieties: Magnetic organoclays for various strategic uses in lubricating oilfield industry

    Article • Journal of Molecular Liquids, August 2019, Elsevier

    Professor Sameh Ahmed Rizk

  74. Design, Regiospecific Green Synthesis, Chemical Computational Analysis, and Antimicrobial Evaluation of Novel Phthalazine Heterocycles

    Article • Journal of Heterocyclic Chemistry, July 2019, Wiley

    Professor Sameh Ahmed Rizk

  75. A Facile One‐pot Synthesis and Anticancer Evaluation of Interesting Pyrazole and Pyrimidinthione via Heterocyclic Interconversion

    Article • Journal of Heterocyclic Chemistry, July 2019, Wiley

    Professor Sameh Ahmed Rizk

  76. Efficient green synthesis of antioxidant azacoumarin dye bearing spiro-pyrrolidine for enhancing electro-optical properties of perovskite solar cells

    Article • Journal of Molecular Structure, May 2019, Elsevier

    Professor Sameh Ahmed Rizk

  77. Enhancing lubricating oil properties using novel quinazolinone derivatives: DFT study and molecular dynamics simulation

    Article • Journal of Molecular Structure, January 2019, Elsevier

    Professor Sameh Ahmed Rizk

  78. Synthesis and QSAR Study of Some Novel Heterocyclic Derivatives

    Article • Journal of Heterocyclic Chemistry, November 2018, Wiley

    Professor Sameh Ahmed Rizk

  79. A series of 5,5‐diarylhydantoin (Dilantin), imidazoles, was through the one‐pot stepwise reaction

    Article • Journal of Heterocyclic Chemistry, September 2018, Wiley

    Professor Sameh Ahmed Rizk, Professor Dr. AMIN Farouk FAHMY

  80. Phenolic content as Antioxidant and Antimicrobial Activities of Pistacia Atlantica Desf. (Anacardiaceae) extract from Libya

    Article • Egyptian Journal of Chemistry, August 2018, Egypts Presidential Specialized Council for Education and Scientific Research

    Professor Sameh Ahmed Rizk

  81. Ultrasonic Aptitude of Regioselective Reaction of 6-bromo-spiro-3,1-benzoxazinone2,1′-isobenzofuran-3′,4-dione Towards Some Electrophilic and Nucleophilic Reagents

    Article • Journal of Heterocyclic Chemistry, July 2018, Wiley

    Professor Sameh Ahmed Rizk

  82. One-pot synthesis, spectroscopic characterization and DFT study of novel 8-azacoumarin derivatives as eco-friendly insecticidal agents

    Article • Journal of the Iranian Chemical Society, June 2018, Springer Science + Business Media

    Professor Sameh Ahmed Rizk

  83. Regioselective Reactions, Spectroscopic Characterization, and Cytotoxic Evaluation of Spiro-pyrrolidine Thiophene

    Article • Journal of Heterocyclic Chemistry, May 2018, Wiley

    Professor Sameh Ahmed Rizk

  84. Solvent-free Synthesis and Antimicrobial Properties of Some Novel Furanone and Spiropyrimidone Derivatives

    Article • Current Organic Synthesis, April 2018, Bentham Science Publishers

    Professor Sameh Ahmed Rizk, galal elsayed, Prof Naglaa Mahmoud

  85. “Rheological and Physical properties of ionic liquids with ammonium cations as synthetic lubricants’’

    Article • Egyptian Journal of Chemistry, April 2018, Egypts Presidential Specialized Council for Education and Scientific Research

    Professor Sameh Ahmed Rizk

  86. Synthesis, spectroscopic characterization and computational chemical study of 5-cyano-2-thiouracil derivatives as potential antimicrobial agents

    Article • Journal of Molecular Structure, March 2018, Elsevier

    Professor Sameh Ahmed Rizk

  87. Characterization of Radiation Prepared Copolymer and Studies of Their Biodegradability

    Article • Journal of Biosciences and Medicines, January 2018, Scientific Research Publishing, Inc,

    Professor Sameh Ahmed Rizk

  88. Corrosion of metallic constructions

    Article • Journal of Molecular Structure, January 2018, Elsevier

    Professor Sameh Ahmed Rizk

  89. Metals corrosion and scales deposition are two serious problems of heavy burden in most industries.

    Article • Journal of Molecular Structure, November 2017, Elsevier

    Professor Sameh Ahmed Rizk

  90. Regiospecific Isomerization of 2-Benzoxazinon-2-yl Benzoic Acid Toward Some Nitrogen Nucleophiles as Environmental Insecticide

    Article • Journal of Heterocyclic Chemistry, September 2017, Wiley

    Professor Sameh Ahmed Rizk, Prof Abeer Mohamed Elnaggar

  91. pyrazole synthesis, new anticancer agent

    Article • Journal of Heterocyclic Chemistry, August 2017, Wiley

    Professor Sameh Ahmed Rizk, amira El-Sayed

  92. Facile Synthesis and Structural Characterization of Some Phthalazin-1(2H)-one Derivatives as Antimicrobial Nucleosides and Reactive Dye

    Article • Egyptian Journal of Chemistry, May 2017, Egypts Presidential Specialized Council for Education and Scientific Research

    Professor Sameh Ahmed Rizk

  93. Synthesis and Applications of Pyridazinones for Base oil Improvement

    Article • Egyptian Journal of Chemistry, April 2017, Egypts Presidential Specialized Council for Education and Scientific Research

    Professor Sameh Ahmed Rizk

  94. Ultrasonic and Grinding Aptitudes of One-Pot Synthesis of 5-(4-Chlorophenyl)-7-(3,4-Dimethyl Phenyl)-2-oxo-2H-Pyrano[2,3-b]Pyridine Derivatives as Antibacterial Agents

    Article • Journal of Heterocyclic Chemistry, January 2017, Wiley

    Professor sameh rizk, Professor Sameh Ahmed Rizk

  95. One-pot Synthesis of Novel Spirooxindoles as Antibacterial and Antioxidant Agents

    Article • Journal of Heterocyclic Chemistry, August 2016, Wiley

    Professor sameh rizk, Professor Sameh Ahmed Rizk

  96. Facile Synthesis, Characterization, and Antimicrobial Evaluation of Novel Heterocycles, Schiff Bases, and N-Nucleosides Bearing Phthalazine Moiety

    Article • Chemical and Pharmaceutical Bulletin, January 2016, Pharmaceutical Society of Japan

    Professor Sameh Ahmed Rizk

  97. novel heterocyclic chalcone can synthesize by thermal and microwave tools.

    Article • Molecules, December 2015, MDPI AG

    Professor sameh rizk, Professor Sameh Ahmed Rizk

  98. 2,3-diaryloxirane-2,3-dicarbonitriles treated with different nitrogen nucleophiles

    Article • Molecules, October 2015, MDPI AG

    Professor sameh rizk, Professor Sameh Ahmed Rizk

  99. New Route to Synthesize Medical Chemical Products

    Article • Journal of Heterocyclic Chemistry, July 2015, Wiley

    Professor Sameh Ahmed Rizk, Professor sameh rizk

  100. Utility of Benzimidazoles in Synthesis of New Bases of Nucleoside Moieties, and as Antioxidant in Lubricant Oils

    Article • Journal of Chemical Engineering & Process Technology, January 2013, OMICS Publishing Group

    Professor sameh rizk, Professor Sameh Ahmed Rizk

  101. Utility of E-1-(4-Acetamidobenzoyl)-2-Oxirane Carboxylic Acid in Synthesis Some Fused Heterocycles and Spiro Compounds

    Article • American Journal of Chemistry, August 2012, Scientific and Academic Publishing

    Professor sameh rizk, Professor Sameh Ahmed Rizk

  102. 3-(4-Bromobenzoyl)prop-2-enoic acid as Precursor in Synthesis of Some Important Heterocyclic Compounds

    Article • American Journal of Chemistry, February 2012, Scientific and Academic Publishing

    Professor Sameh Ahmed Rizk, Professor sameh rizk

  103. Uses of 2-Ethoxy-4(3H) quinazolinone in Synthesis of Quinazoline and Quinazolinone Derivatives of Antimicrobial Activity: The Solvent Effect

    Article • Global Journal of Health Science, December 2011, Canadian Center of Science and Education

    Professor sameh rizk, Professor Sameh Ahmed Rizk

  104. Reactivity of 2-Ethoxyquinazolin- 4-yl hydrazine and its Use in Synthesis of Novel Quinazoline Derivatives of Antimicrobial Activity

    Article • Global Journal of Health Science, December 2011, Canadian Center of Science and Education

    Professor sameh rizk, Professor Sameh Ahmed Rizk

  105. The Uses of 2-Ethoxy-(4H)-3,1-benzoxazin-4-one in the Synthesis of Some Quinazolinone Derivatives of Antimicrobial Activity

    Article • Pharmaceuticals, July 2011, MDPI AG

    Professor sameh rizk, Professor Sameh Ahmed Rizk

  106. Surface topography and sputtering behaviour of Cu–6Ag and Cu–1OSn in different plasma atmospheres

    Article • Materials Science and Technology, May 1998, SAGE Publications

    Professor Sameh Ahmed Rizk

  107. Glow discharge and sputtering characteristics of copper alloys

    Article • Vacuum, September 1996, Elsevier

    Professor Sameh Ahmed Rizk

  108. Hysteresis behaviour of silver sputtered in different plasma atmospheres at constant flow rates

    Article • Vacuum, January 1990, Elsevier

    Professor Sameh Ahmed Rizk

  109. Redeposition of backscattered material in a dc magnetron sputtering system

    Article • Vacuum, January 1990, Elsevier

    Professor Sameh Ahmed Rizk

  110. Copper surface morphology developed in a magnetron sputtering system

    Article • Journal of Materials Science, July 1989, Springer Science + Business Media

    Professor Sameh Ahmed Rizk

  111. Effects of different glow discharge conditions on deposition rates of copper in a dc magnetron sputtering system

    Article • Vacuum, January 1989, Elsevier

    Professor Sameh Ahmed Rizk

  112. Glow discharge characteristics when magnetron sputtering copper in different plasma atmospheres operated at low input power

    Article • Vacuum, January 1988, Elsevier

    Professor Sameh Ahmed Rizk

  113. Influence of Carbon Content and Quenching Rate on the Amount of Martensite Formed in Two Kinds of Steel

    Article • phys stat sol (a), February 1986, Wiley

    Professor Sameh Ahmed Rizk

  114. Barkhausen Jumps in a Dual-Phase Steel Treated in the Intercritical Temperature Range

    Article • phys stat sol (a), February 1984, Wiley

    Professor Sameh Ahmed Rizk

  115. Influence of martensite transformation strain on the ductility of dual-phase steels

    Article • Acta Metallurgica, April 1983, Elsevier

    Professor Sameh Ahmed Rizk

  116. Dislocation density contribution to strength of dual-phase steels

    Article • Scripta Metallurgica, December 1982, Elsevier

    Professor Sameh Ahmed Rizk

  117. A study of the formation of cones on inconel 625 by ion bombardment in an argon d.c. glow discharge

    Article • Surface Technology, August 1981, Elsevier

    Professor Sameh Ahmed Rizk

  118. The effects of ion bombardment on the surface hardening of inconel 625 in D.C. glow discharges

    Article • Surface Technology, December 1980, Elsevier

    Professor Sameh Ahmed Rizk

  119. Plasma nitriding of Inconel 625

    Article • Surface Technology, November 1979, Elsevier

    Professor Sameh Ahmed Rizk

  120. The effects of treating inconel 625 in an N2 + H2 glow discharge

    Article • Surface Technology, July 1979, Elsevier

    Professor Sameh Ahmed Rizk

  121. The effects of treating plane and hollow components of stainless steel and inconel in glow discharges

    Article • Journal of Nuclear Materials, September 1978, Elsevier

    Professor Sameh Ahmed Rizk

  122. Sputtering and reactive effects in a stainless steel tube during glow discharge treatment

    Article • Nuclear Instruments and Methods, June 1978, Elsevier

    Professor Sameh Ahmed Rizk

  123. The effects of ion bombarding ground surfaces of stainless steel (EN58B) in a dc glow discharge in Ar and Ar + O2

    Article • Vacuum, May 1978, Elsevier

    Professor Sameh Ahmed Rizk

  124. Sputtering and chemical etching of carbon in a dc glow discharge

    Article • Vacuum, January 1977, Elsevier

    Professor Sameh Ahmed Rizk